1.to not know where someone is or what they are doing because you have not talked to or communicated with them for a long time
1.An undershot bite in which two or more of the upper incisors lose contact with two or more of the lower incisors is a disqualification.
下颚突出式咬和如果有两颗或两颗以上的上门牙无法与下门牙接触，属于失格。
2.Now our family members are scattered around the world and are beginning to lose contact with our ever growing family members.
现在我们的家庭成员被驱散在这个世界和开始丢失联络与我们的曾经增长的家庭成员。
3.When the subject becomes the only importance, sensitivity fades away and then you really lose contact with the student.
当课程成了唯一重要的事情，敏感性就丧失了，那时你就和学生失去了联系。
4.When you lose contact with the birds, the shy and timid quail, then you lose contact with your child and the person across the street.
当你失去与鸟类，与害羞胆小的鹌鹑的联系时，你就与你的孩子和路上的行人失去了联系。
5.Whenever you lose contact with the enemy, look behind you.
如果你失去了敌人的踪影，转头看看。
6.Our volunteers will also do their best to lend a helping hand in case your child should walk away and lose contact with you.
如果您和您的孩子走散了，我们的志愿者也会全力帮助您。
7.I wondered if going on the show would change me, would make me lose contact with my inner Sara-ness.
我有稍许怀疑这个节目是否能改变我，令我失去我本身的风采。
8.Unfortunately, evolution of tires and rims has made these measurements lose contact with reality.
不幸的是，外胎和轮圈的发展使这种测量方法越发与实际脱离。
9.Reasons of Looking Down Upon Theory of Educational Practiser--From "Theory Lose Contact with Reality"
浅析教育实践者轻视理论的原因--由“理论脱离实践”想到的
10.When you lose contact with the enormous movement of life, you lose all relationship.
当你与生命巨大的运动失去联系的时候，你便失去了所有的关系。